<?php

/**
 * Maikuro Framework
 *
 * LICENSE:
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * The license is bundled with this package in the file LICENSE.txt.
 * You may also obtain a copy of the License at this URL:
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @copyright  Copyright (c) 2010, Jonathan Hedrén
 * @author     Jonathan Hedrén <jonathan.hedren@gmail.com>
 * @license    http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
 */

class MailHelper
{

    /**
     * The mail handler used to send the mail (required).
     *
     * @var IMailHandler
     */
    protected static $mailHandler;

    /**
     *
     *
     * @return Mail 
     */
    public static function getMail($mailClass = null)
    {
        if ($mailClass === null) {
            return new Mail();
        }
        require_once 'src/mails/' . $mailClass . '.php';
        return new $mailClass();
    }

    /**
     * Sends a mail.
     *
     * @param Mail $mail
     * @return void
     */
    public static function sendMail(Mail $mail)
    {
        if (self::$mailHandler === null) {
            throw new Exception('Can not send mail without a mail handler.');
        }
        self::$mailHandler->sendMail($mail);
    }

    /**
     * Sets the (required) mail handler.
     *
     * @param IMailHandler $mailHandler
     */
    public static function setMailHandler(IMailHandler $mailHandler)
    {
        self::$mailHandler = $mailHandler;
    }
}